Sorry they sent me the ...
Published by Stuart Beitler, Director at Environmental Solutions Worldwide Ltd
Sorry they sent me the answers to two question I sent you the wrong answer.
It should be:
"Concerning these problems, we can help in problem1, decreasing the COD level, provided we are supplied with water-samples. Unfortunately, biological wastewater treatment is not our field of activity
1 Comment
it ok, no problem.
thanks so much
Published by Ho` Ha, WWTP supervisor at musimmas group